[tahoe-dev] [tahoe-lafs] #1110: pipeline download blocks for better performance

tahoe-lafs trac at tahoe-lafs.org
Tue Sep 7 00:44:37 UTC 2010


#1110: pipeline download blocks for better performance
------------------------------+---------------------------------------------
     Reporter:  zooko         |       Owner:  nobody              
         Type:  enhancement   |      Status:  new                 
     Priority:  major         |   Milestone:  eventually          
    Component:  code-network  |     Version:  1.7.0               
   Resolution:                |    Keywords:  download performance
Launchpad Bug:                |  
------------------------------+---------------------------------------------

Comment (by davidsarah):

 #1187 is a more ambitious generalization of this ticket. If you pipeline
 successive shares, but still download a fixed set of shares per segment
 per server, then the potential gain is limited by the fact that for each
 segment, you still have to wait for the server that finishes last. What
 #1187 proposes would tend to keep the pipe from each server as full as
 possible, by downloading as many shares from each server as bandwidth
 allows.

 It may be worth doing this ticket first, but with an eye to how to extend
 it.

-- 
Ticket URL: <http://tahoe-lafs.org/trac/tahoe-lafs/ticket/1110#comment:5>
tahoe-lafs <http://tahoe-lafs.org>
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